1. However, momentum is always
conserved in a collision, whether or not the collision is elastic.
然而,不管碰撞是不是弹性的,在碰撞过程中动量总是守恒的。
3. The
conserved proline sites are denoted by a "#" and the
conserved cysteine sites are denoted by a "*" symbol. Specific secondary structure domains are boxed.
保守的脯氨酸和半胱氨酸位点分别用“#”和“*”表示。特殊的二级结构区域用方框标出,跨膜区用下划线标出。